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AST SpaceMobile · 9 hours ago

Senior Power System Engineer with Power Integrity Focus

Lanham, Maryland, United States

Full-time

Onsite

Mid, Senior Level

3+ years exp

AST SpaceMobile is building the first and only global cellular broadband network in space to operate directly with standard, unmodified mobile devices. As an Electrical and Power System Engineer, you will contribute to the development of next-generation satellites, working on a cross-functional team to manage the full development and operations cycle of satellite electrical and power systems.

Information TechnologySatellite CommunicationTelecommunications

No H1B

Responsibilities

Develop and maintain unit- and subsystem-level technical requirements

Lead trade studies, architecture development, and interface definition at the unit and subsystem level

Support detailed design activities, including creation and review of schematics, layouts, drawings, and bills of materials

Perform electrical and power analyses including power integrity (PI), transient analysis, worst-case circuit, derating, voltage drop, and grounding analyses

Perform DC, AC, and transient power integrity analysis (IR drop, impedance targets, load steps, resonances)

Optimize decoupling strategies (bulk, ceramic, embedded capacitance) across frequency domains

Define and execute PDN validation plans (impedance measurement, load-step testing, noise analysis)

Plan and lead unit- and subsystem-level acceptance and qualification testing, including test plan development, EGSE definition, test execution oversight, and test report generation

Lead failure investigations and support root-cause analysis during testing and operations

Conduct on-orbit data reviews and support anomaly investigation and resolution

Qualification

Power integrity analysisElectrical power systemsPDN simulation toolsSatellite power systemsTeam leadershipAnalytical skillsCommunication skillsProblem-solving skills